import axios from "axios"
import { Message } from "element-ui"
import store from "@/store"
import { getToken } from "@/utils/token"

// create an axios instance
const service = axios.create({
  baseURL: process.env.VUE_APP_BASE_API, // url = base url + request url
  // withCredentials: true // send cookies when cross-domain requests
})

// request interceptor
service.interceptors.request.use(
  config => {
    // do something before request is sent

    /**
     * let each request carry token
     * ['X-Token'] is a custom headers key
     * please modify it according to the actual situation
     */
    if (store.getters.token) {
      config.headers["auth_token"] = getToken();
    }
    return config
  },
  error => {
    // do something with request error
    console.log(error) // for debug
    return Promise.reject(error)
  }
)

// response interceptor
service.interceptors.response.use(
  /**
   * If you want to get http information such as headers or status
   * Please return  response => response
   */

  /**
   * Determine the request status by custom code
   * Here is just an example
   * You can also judge the status by HTTP Status Code
   */
  response => {
    const res = response.data

    if (process.env.NODE_ENV === "development") {
      console.table(res.data)
    }
    // if the response code is not SUCCESS, it is judged as an error.
    if (res.code !== "SUCCESS") {
      Message({
        message: res.message || res.description || "Error",
        type: "error",
        duration: 1500
      })
      if (res.code === "NOT_LOGIN") {
        store.dispatch("resetToken").then(() => {
          location.reload()
        })
      }
      return Promise.reject(new Error(res.exception || res.message))
    } else {
      return res
    }
  },
  error => {
    console.log("err: " + error) // for debug
    Message({
      message: error.message,
      type: "error",
      duration: 1500
    })
    return Promise.reject(error)
  }
)

export default service
